Mathematica Help: Automating Calculations with afindminimum Function

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SUMMARY

The discussion focuses on automating calculations in Mathematica using the afindminimum function. The user seeks a method to extract the minimum value directly from the function's output without manual copy-pasting. The proposed solution involves using Mathematica's built-in functions to isolate the desired numerical result, rather than relying on Take or Extract, which do not yield the required output. The user also inquires about using the % operator to reference previous results, but finds it inadequate for this specific task.

PREREQUISITES
  • Familiarity with Mathematica programming language
  • Understanding of the afindminimum function in Mathematica
  • Knowledge of Mathematica's output formatting and result referencing
  • Basic experience with Mathematica's list manipulation functions
NEXT STEPS
  • Research how to use the First function in Mathematica to extract specific elements from outputs
  • Learn about the ReplaceAll (/.) operator in Mathematica for result manipulation
  • Explore the use of patterns and rules in Mathematica to automate result extraction
  • Investigate the use of dynamic variables in Mathematica for streamlined calculations
USEFUL FOR

Mathematica users, data analysts, and researchers looking to automate calculations and streamline their workflow in mathematical computations.

srik
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I've got a very simple problem, but I don't really know that much code. I want to automate my calculations. The function afindminimum finds a minimum value, a. I then need that value a to continue. What I'm doing right now is copy-pasting the a to define it. But I want something that takes it out of the result for afindminimum, so that I don't have to copy-paste every time.

http://i2.photobucket.com/albums/y22/srik/math1.jpg

I can extract the second part like this:

http://i2.photobucket.com/albums/y22/srik/math2.jpg

But I want just the number, the thing after the arrow. I don't think Take or Extract or whatever are helpful here. So how then?
 
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Can you just use % to carry the previous answer forward?
 
nope, that just gives me the whole thing in the {} brackets
 

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